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Flood Sensor

The wireless Flood Detector from Comporium senses the presence of water prompting advance warning of potential flooding.  The transmitter is installed at a higher level on the wall with the probe located at floor level or a desired height.  In the event that there is a water leak, the probe will detect the moisture and deliver the information to the transmitter.


  • Dimensions:  3-3/16"x1-1/4"x1" (LxWxD)
  • Battery Life:  8 years
  • Battery Type:  One (1) 3V CR123A Lithium Battery
  • Weight:  1.9oz
  • Operating Temperature:  14°F to 131°F 

Installation Guide

  • Open the sensor by using the push tab on the bottom of the sensor and remove the battery pull tab from the sensor. 
  • From the Interactive Touchscreen, navigate to Settings by swiping down from the top of the screen. 
  • From Settings, navigate to Advanced Settings > Enter your Master Code
    • If you do not know your master code, from the Alarm.com mobile app, navigate to Users and choose the user labeled “Master”. 
    • Tap “Panels” to view the 4-digit master code. 
  • Tap Security Sensors
  • Tap Auto Learn Sensors
  • Activate your sensor by opening and closing the case to create a tamper. 
  • Once the sensor is recognized change the source type to Power G (if it is not automatically changed) and rename your sensor.
  • Download the Installation Guide

Deleting or Removing a Device

These steps work for the following devices:  Entry Sensors, Motion Sensors, Glassbreak Sensors, External Sirens, Outdoor Sirens, Keyfobs, Carbon Monoxide Sensors, Smoke Sensors, and Flood Sensors.

  • Swipe down on the touchscreen and choose Settings
  • Tap Advanced Settings
  • Enter Master Code (The primary code set up at installation.  This is most likely recorded in your Interactive Guide).
  • Tap Security Sensors
  • Tap Delete Sensor
  • Check the box next to the sensor you want to remove
  • Tap Delete

Refer to the Alarm.com Knowledge Base for more information.

Updated on 15 Nov 2023